YOUR SPOILER CUTOFF
Spoilers for Books 1–8
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All eight books included

Consumable · Introduced in Book 3
Invisibility Potion
An invisibility potion hides its drinker from sight for a short time. The dose Carl finds in the Iron Tangle lasts thirty seconds, so he has to time it carefully.[1]
Choose Book 3 or later above to read this section.
History
Book 3
The Dungeon Anarchist’s Cookbook
Carl finds a potion in a suitcase on the Yellow Line and keeps it ready. It hides him during the boss encounter, but does not let him cross the barrier around the fight.[2]
Choose Book 3 or later above to read this section.
Book 4
The Gate of the Feral Gods
Carl receives a replacement potion. Later, an experiment with the Hobgoblin Disco Ball unexpectedly creates flashing smoke.[3]
Choose Book 4 or later above to read this section.
Book 5
The Butcher’s Masquerade
Carl drinks a dose before the wheeled-bomb attack. A later Lucky Bastard reward gives him two more, and invisibility helps during the rescue of Miriam.[4]
Choose Book 5 or later above to read this section.
Sources
References are to Matt Dinniman’s novels. Book links open our recap guides.
- The Dungeon Anarchist’s Cookbook, Chapters 5, 33.
- The Dungeon Anarchist’s Cookbook, Chapters 5, 21, 33.
- The Gate of the Feral Gods, Chapters 2, 18.
- The Butcher’s Masquerade, Chapters 35–36, 46.